<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <meta http-equiv="X-UA-Compatible" content="ie=edge" />
  <title>大事件-后台登录页</title>
  <link rel="stylesheet" type="text/css" href="css/reset.css" />
  <link rel="stylesheet" type="text/css" href="css/iconfont.css" />
  <link rel="stylesheet" type="text/css" href="css/main.css" />
  <!-- 引入bootstrap的css文件 -->
  <link rel="stylesheet" href="./js/bootstrap/css/bootstrap.min.css" />
</head>

<body>
  <div class="main_wrap">
    <div class="header">
      <a href="#" class="logo"><img src="images/logo.png" alt="" /></a>
    </div>

    <div class="login_form_con">
      <div class="login_title"></div>
      <form class="login_form">
        <i class="iconfont icon-user"></i>
        <i class="iconfont icon-key"></i>
        <input type="text" class="input_txt" placeholder="邮箱/手机号" />
        <input type="password" class="input_pass" placeholder="密码" />
        <input type="submit" class="input_sub" value="登 录" />
      </form>
    </div>
  </div>

  <!-- 模态框 -->
  <div class="modal fade" id="myModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel">
    <div class="modal-dialog" role="document">
      <div class="modal-content">
        <div class="modal-header">
          <button type="button" class="close" data-dismiss="modal" aria-label="Close">
            <span aria-hidden="true">&times;</span>
          </button>
          <h4 class="modal-title" id="myModalLabel">温馨提示</h4>
        </div>
        <div class="modal-body"></div>
        <div class="modal-footer">
          <button type="button" class="btn btn-default" data-dismiss="modal">
            关闭
          </button>
          <!-- <button type="button" class="btn btn-primary">Save changes</button> -->
        </div>
      </div>
    </div>
  </div>

  <!-- 引入jq文件 -->
  <script src="./js/jquery-1.12.4.min.js"></script>
  <!-- 引入bootstrap的js文件 -->
  <script src="./js/bootstrap/js/bootstrap.min.js"></script>
  <script>
    // 入口函数
    $(function () {
      // 1.给登录按钮一个点击事件.
      $(".input_sub").on("click", function (e) {
        // ​登录按钮是一个form表单中的submit, 所以要去掉他的默认跳转.
        e.preventDefault();
        // 2.获取用户输入的用户名和密码, 去掉前后空格  trim()
        var username = $(".input_txt")
          .val()
          .trim(); //用户名
        var password = $(".input_pass")
          .val()
          .trim(); //密码
        // 3.判断是否为空,
        if (username == "" || password == "") {
          // ​如果为空不要继续,如果不为空就继续
          //alert('账号或者密码为空,请重新输入!');
          //使用模态框
          $(".modal-body").text("账号或者密码为空,请重新输入!");
          $("#myModal").modal({
            keyboard: true //模态框显示的时候,可以按esc键隐藏模态框
          });
          return;
        }
        window.location.href = "index.html"
        // 4.发送ajax请求,判断账号密码是否正确. 接口已经不能用了
        $.ajax({
          type: "post",
          // 
          url: "http://localhost:80/api/v1/admin/user/login",
          data: {
            username: username,
            password: password
          },
          success: function (backData) {
            if (backData.code == 200) {
              // 保存token
              window.localStorage.setItem("token", backData.token);
              //登录成功,跳转到首页
              window.location.href = "index.html";
            } else {
              //alert('账号或者密码错误!');
              //使用模态框
              $(".modal-body").text("账号或者密码错误!");
              $("#myModal").modal({
                keyboard: true //模态框显示的时候,可以按esc键隐藏模态框
              });
            }
          }
        });
      });
    });
  </script>
</body>

</html>